42
HeartView CT
CoronarySharp
Indications:
This is a spiral scanning protocol, using a Rotation
Time of 0.42 s, ECG gating technique and a dedicated
cardiac reconstruction kernel for better edge defi-
nition in coronary artery imaging.
Topogram:
AP, 512 mm.
Approximately, from
the carina until the
apex of the heart.
A typical range of
12 cm covering the
entire heart can
be done in 18.7 s.
CoronarySharp
kV 120
Effective mAs 500
Slice collimation 0.75 mm
Slice width 1 mm
Feed/Rotation 2.8 mm
Rotation time 0.42 sec.
Temporal resolution Up to 105 ms*
Kernel B46f
Increment 0.5 mm
Image order cr-ca
CTDIw42.0 mGy
Effective dose Male: 7.0 mSv
Female: 10.2 mSv
* Depends on heart rate.